Answer:

        

Length

1

2

3

4

5

6

7

8

9

10

11

12

Width

12

6

4

3

2.4

2

1.7

1.5

1.3

1.2

1.1

1

 

The graph would not be a straight line. As the length increases by a constant rate of 1, the width decreases, but not at a constant rate.